| 摘要 |
A learning aid comprising a. a disk having a plurality of sectors, each of the sectors having a descriptive matter section adjacent the periphery of the disk, the descriptive matter section occupying a portion of each of the sectors, b. a plurality of removable puzzle pieces for each of the sectors, each of the puzzle pieces being able to occupy a portion of its corresponding sector, each of the puzzle pieces being of a different shape from one another, each of the puzzle pieces having an identifying word, letter or number associated therewith which describes the descriptive matter. The learning aid is particularly useful is teaching young children how to read.
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